This is part of a continuing series of web accessibility tips for IT personnel, web managers and web development groups. These tips can be used to review current website accessibility and to utilize in developing new websites with the hope of improving web accessibility for everyone.
Flashing, strobing content can cause photo-epileptic seizures. In order to cause a seizure, strobing content must flash more than 3 times per second, be sufficiently large, and have significant contrast in the flashes. The color red is also more likely to cause a seizure. Bright flashing content, particularly in videos, must be avoided.
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